algaecide

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Algaecide — An algaecide or algicide is a substance used for killing and preventing the growth of algae.External links* [http://npic.orst.edu National Pesticide Information Center (NPIC)] Information about pesticide related topics … Wikipedia

Calcium — (pronEng|ˈkælsiəm) is the chemical element with the symbol Ca and atomic number 20. It has an atomic mass of 40.078. Calcium is a soft grey alkaline earth metal, and is the fifth most abundant element by mass in the Earth s crust. Calcium is also … Wikipedia

PCP — For information about pending changes protection on Wikipedia, see Wikipedia:Pending changes. PCP may refer to: In medicine and pharmaceutics: Phencyclidine, a recreational drug known by a number of street names including PCP, angel dust,… … Wikipedia

Sulfate — In inorganic chemistry, a sulfate (IUPAC recommended spelling; also sulphate in British English) is a salt of sulfuric acid.Chemical propertiesThe sulfate ion is a polyatomic anion with the empirical formula SO42− and a molecular mass of 96.06… … Wikipedia